A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6610-01-428-3303
NSN 6685-00-358-6250
NSN 5925-01-582-6520
NSN 5855-01-088-4699
NSN 5835-01-385-0579
NSN 6610-01-436-2803
NSN 6130-01-242-5767
NSN 6610-01-436-2803
NSN 5985-01-181-4837
NSN 5990-01-264-3320
NSN 5905-00-160-5397
NSN 6645-01-537-3114